Used as a dietary supplement in animal feed to prevent zinc deficiency and support growth, immune function, and skin health in livestock and poultry. Commonly applied in agriculture as a micronutrient fertilizer to correct zinc deficiency in soils, improving crop yield and quality, especially in zinc-sensitive plants like corn, rice, and citrus. Employed in the synthesis of zinc-based chemicals and as a coagulant in the production of rayon. Utilized in medicine for the treatment of zinc deficiency in humans and as an astringent in topical formulations. Also used in electroplating baths to deposit zinc coatings on metals for corrosion protection.